1983 Cal State Hayward Pioneers football team

The 1983 Cal State Hayward Pioneers football team represented California State University, Hayward—now known as California State University, East Bay—as a member of the Northern California Athletic Conference (NCAC) during the 1983 NCAA Division II football season. Led by ninth-year head coach Tim Tierney, Cal State Hayward compiled an overall record of 6–4 with a mark of 3–3 in conference play, placing fourth in the NCAC. The team was outscored by its opponents 163 to 159 for the season. The Pioneers played home games at Pioneer Stadium in Hayward, California.